For a road segment that has a crosswalk that is not marked, road reconstruction or major repair, installation of a curb and gutter, or curb and gutter replacement shall include installation of a high-visibility, marked crosswalk that complies with the Manual on Uniform Traffic Control Devices, unless DDOT has published a brief reasoning on its website describing why installing a high-visibility, marked crosswalk would reduce pedestrian safety.
D.C. Code § 9-425.01a